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Heart|Lab Grown|IGI

1.28ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG836606964

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836606964

Diamond specifications and retailer prices

From $472 NZD
As of November 4, 2026
Save $2,242 NZD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,713 NZD at Michael Trio · As of November 5, 2026
View at Michael Trio

About this 1.28ct lab-grown heart diamond

This 1.28ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836606964 or 836606964. Listed at 13 retailers as of November 4, 2026, with prices from $472 to $2,713, a $2,242 spread on the same certified stone. Michael Trio lists it at $2,713. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836606964
Dimensions7.50 × 6.70 × 4.38 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm6.70 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836606964
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 58.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,713 NZD|Low: $472 NZD|High: $2,754 NZD|Avg: $1,355 NZD|-1.5%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 8$472 NZD
Retailer 7$594 NZD
Retailer 9$706 NZD
Retailer 4$905 NZD
Retailer 2$972 NZD
Retailer 11$1,155 NZD
Retailer 3$1,281 NZD
Retailer 12$1,687 NZD
Retailer 13$1,772 NZD
Retailer 10$1,818 NZD
Retailer 5$2,003 NZD
Retailer 6$2,090 NZD
Michael Trio$2,713 NZD

24 data points across 13 retailers

13 retailers$472 NZD to $2,713 NZD

A
Cheapest Retailer
-
$472 NZD
Final sale: no returns
A
Retailer 2
-
$594 NZD
View
A
Retailer 3
-
$706 NZD
View
A
Retailer 4
-
$905 NZD
View
B+
Retailer 5
-
$972 NZD
View
B+
Retailer 6
-
$1,155 NZD
View
B+
Retailer 7
-
$1,281 NZD
View
B
Retailer 8
-
$1,687 NZD
View
B+
Retailer 9
-
$1,772 NZD
View
B+
Retailer 10
-
$1,818 NZD
View
B
Retailer 11
-
$2,003 NZD
View
B
Retailer 12
-
$2,090 NZD
View
Most Expensive
B
Michael Trio
1774063098 · Nov 5
$2,713 NZD
SGD 2,067 SGD
View
12 more retailers have this diamond
Prices start from $472 NZDSave up to $2,242 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.28ct Heart
$472 NZD